MAC address 04:1C:DB (Siba Service)

MAC address prefix 04:1C:DB is registered to Siba Service, located at 6F, Kobe Commerce, Industry and Trade Center Building, 5-1-14 Hamabe-dori, Chuo-ku, Kobe-shi Hyogo-ken 6510083, JP. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was registered on 30 September 2025, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
04:1C:DB
Registrant / Organization
Siba Service
Registry Chronology
Initial registration: 30 September 2025
Assignment Classification
MA-L

(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)

Registered Location

MAC Address Vendor Country Japan (JP) map
Country: Japan (JP)
Headquarters Registered Facility 🇯🇵 JP
6F
Kobe Commerce
Industry and Trade Center Building
5-1-14 Hamabe-dori
Chuo-ku
Kobe-shi Hyogo-ken 6510083
JP.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/041cdb -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "041CDB",
  "company": "Siba Service",
  "address": "6F, Kobe Commerce, Industry and Trade Center Building, 5-1-14 Hamabe-dori, Chuo-ku, Kobe-shi Hyogo-ken 6510083, JP",
  "country": "JP",
  "blockStart": "041CDB000000",
  "blockEnd": "041CDBFFFFFF",
  "blockSize": 16777215,
  "blockType": "MA-L",
  "updated": "2025-09-30",
  "isRand": false,
  "isPrivate": false
}